National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

October Heat Wave in California; Tropical Cyclone Possible in the Gulf

Much higher than typical October temperatures will continue across coastal southern California up through the Bay Area and Central Valley through midweek resulting in result in Major to Extreme HeatRisk. A tropical depression is likely to form over the Gulf of America during the middle part of this week with further strengthening possible as it moves northeastward later this week. Read More >

Current conditions at

Dillon, Dillon Airport (KDLN)

Lat: 45.2575°NLon: 112.55444°WElev: 5239.0ft.

Clear

46°F

8°C

Humidity 52%
Wind Speed SW 10 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 06 Oct 05:55 AM MDT
Extended Forecast for

Dillon Airport MT

  • Today

    Today: Sunny, with a high near 79. South southwest wind 5 to 7 mph becoming light and variable.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 42. North northwest wind around 5 mph becoming light and variable.

    Low: 42 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77. South wind around 5 mph becoming calm in the morning.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 40. Light and variable wind becoming south southwest around 5 mph after midnight.

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77. South wind around 5 mph becoming calm in the afternoon.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41. Light and variable wind becoming south 5 to 7 mph in the evening.

    Low: 41 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 78. Breezy, with a south wind 8 to 13 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 78 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43. South southwest wind 14 to 16 mph, with gusts as high as 30 mph.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of rain after noon. Partly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny
    then Chance
    Rain

Detailed Forecast

Today
Sunny, with a high near 79. South southwest wind 5 to 7 mph becoming light and variable.
Tonight
Mostly clear, with a low around 42. North northwest wind around 5 mph becoming light and variable.
Wednesday
Sunny, with a high near 77. South wind around 5 mph becoming calm in the morning.
Wednesday Night
Mostly clear, with a low around 40. Light and variable wind becoming south southwest around 5 mph after midnight.
Thursday
Sunny, with a high near 77. South wind around 5 mph becoming calm in the afternoon.
Thursday Night
Mostly clear, with a low around 41. Light and variable wind becoming south 5 to 7 mph in the evening.
Friday
Sunny, with a high near 78. Breezy, with a south wind 8 to 13 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.
Friday Night
Partly cloudy, with a low around 43. South southwest wind 14 to 16 mph, with gusts as high as 30 mph.
Saturday
A chance of rain after noon. Partly sunny, with a high near 64.
Saturday Night
Rain likely before 9pm, then snow likely, possibly mixed with rain. Mostly cloudy, with a low around 26. Blustery.
Sunday
Snow likely. Mostly cloudy, with a high near 42.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 21.
Columbus Day
A chance of rain and snow. Partly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
Dillon Airport MT
 45.25°N 112.54°W (Elev. 5200 ft)
Last Update:
3:29 am MDT Oct 6, 2026
Forecast Valid:
6am MDT Oct 6, 2026-6pm MDT Oct 12, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation